Home / 5,547.54-8,328.60-5,089.08

Finding the Fourth Proportional to 5,547.54, 8,328.60 and 5,089.08

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Solution

The fourth proportional to 5,547.54, 8,328.60 and 5,089.08 is: 7,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.54 : 8,328.60 = 5,089.08 : x
  2. Step 2: Convert to fraction form
    5,547.54/8,328.60 = 5,089.08/x
  3. Step 3: Cross multiply
    5,547.54x = 8,328.60 × 5,089.08
  4. Step 4: Simplify right side
    5,547.54x = 42,384,911.69
  5. Step 5: Solve for x
    x = 42,384,911.69/5,547.54
  6. Step 6: Final answer
    x = 7,640.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.